6-Bromo-1,1,4,4-tetramethyl-1,2,3,4-tetrahydronaphthalene → 2-Methyl-6-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)naphthalene

Beteiligte Stoffe

Rolle	Name	HCID	Einwaage
Edukt	6-Bromo-1,1,4,4-tetramethyl-1,2,3,4-tetrahydronaphthalene	HCID 226685	—
Edukt	2-Bromo-6-methylnaphthalene	HCID 640592	—
Produkt	2-Methyl-6-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)naphthalene	HCID 13473079	72,5%

Reaktionsschritte

In accordance with the same procedures as in Example 1, part (b), starting with 2-methyl-6-bromonaphthalene (2.21 g, 10 mmoles) and 5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-bromonaphthalene (3.20 g, 12 mmoles), there is obtained after column chromatography (9 hexane, 1 dichloromethane) 2-methyl-6-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)naphthalene (2.38 g, 72%) having a melting point of 173°-175° C.

Herkunft & Nachweise

DOI	10.6084/m9.figshare.5104873.v1
Patentnummer	US04581380
Quelldatensatz	uspto-grants-1986_04
ORD ID	ord-cb6327f2c9684e53ac7d552b1817d1a3
Quellennotiz	uspto-grants-1986_04